Properties of the Number 12843

Twelve Thousand Eight Hundred Forty-Three

Basics

Value: 12842 → 12843 → 12844

Parity: odd

Prime: No

Previous Prime: 12841

Next Prime: 12853

Digit Sum: 18

Digital Root: 9

Palindrome: No

Factorization: 3 ² × 1427

Divisors: 1, 3, 9, 1427, 4281, 12843

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 11001000101011

Octal: 31053

Duodecimal: 7523

Hexadecimal: 322b

Square: 164942649

Square Root: 113.32696060514462

Classification

Fibonacci: No

Bell Number: No

Factorial Number: No

Regular Number: No

Perfect Number: No

Special

Kaprekar Constant: No

Munchausen Constant: No

Armstrong Number: No

Kaprekar Number: No

Catalan Number: No

Vampire Number: No

Taxicab Number: No

Super Prime: No

Friedman Number: No

Fermat Number: No

Cullen Number: No

OEIS Sequences

Vampire numbers: (definition 1): n has a nontrivial factorization using n's digits. A20342

Triangle read by rows: T(n,k) is the number of rooted loopless planar maps with n edges, k faces and no isthmuses, n >= 0, k = 1..n+1. A342980

Expansion of r(q³) / r(q)³ in powers of q where r() is the Rogers-Ramanujan continued fraction. A285583

Number of partitions p of n such that (1/4)*max(p) is a part of p. A363067

Expansion of ∏_k>=1 (1 + k·x^k²)^k. A285242

Number of partitions of n such that the set of parts has an even number of elements. A92306

Constant term of the reduction by x²->x+1 of the polynomial p(n,x) defined at Comments. A193046

Partial sums of A334136. A332264

Number of loopless rooted planar maps with 5 faces and n vertices and no isthmuses. A6418

Sum of composite numbers less than n-th prime. A79725